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Autowiring two beans implementing same interface - how to set default bean to autowire?
...ments DeviceDao
This way it will be selected as the default autowire candididate, with no need to autowire-candidate on the other bean.
Also, rather than using @Autowired @Qualifier, I find it more elegant to use @Resource for picking specific beans, i.e.
@Resource(name="jdbcDeviceDao")
DeviceDa...
Call a function from another file?
...dd file.py while importing. Just write from file import function, and then call the function using function(a, b). The reason why this may not work, is because file is one of Python's core modules, so I suggest you change the name of your file.
Note that if you're trying to import functions from a....
How do I implement __getattribute__ without an infinite recursion error?
... name)
This works because object (in this example) is the base class. By calling the base version of __getattribute__ you avoid the recursive hell you were in before.
Ipython output with code in foo.py:
In [1]: from foo import *
In [2]: d = D()
In [3]: d.test
Out[3]: 0.0
In [4]: d.test2
Out[4...
$on and $broadcast in angular
...the model outside of the angular framework (like in a setTimeout, a dialog callback, or an ajax callback), in other words $apply() is already triggered after all code in .$on() is finished.
– th3uiguy
Jun 24 '15 at 10:05
...
Why do we need virtual functions in C++?
... rats, all without virtual.
Let's change it a little now so that eat() is called via an intermediate function (a trivial function just for this example):
// This can go at the top of the main.cpp file
void func(Animal *xyz) { xyz->eat(); }
Now our main function is:
Animal *animal = new Anima...
RESTful call in Java
I am going to make a RESTful call in Java. However, I don't know how to make the call. Do I need to use the URLConnection or others? Can anyone help me. thank you.
...
How can I delete Docker's images?
...containers. It will not be possible to restore them!
This solution is provided by Techoverflow.net.
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What does middleware and app.use actually mean in Expressjs?
...stack = middleware();
Then you can add layers to the middleware stack by calling .use
// express
app.use(express.static(..));
// middleware
stack.use(function(data, next) {
next();
});
A layer in the middleware stack is a function, which takes n parameters (2 for express, req & res) and a...
Fastest way to check if a string is JSON in PHP?
...true number. 6.5 = true, '300' = true, 9 = true etc. So this might be a valid JSON value but the function might not behave as you expect, if you want to check only for valid JSON strings with {} or [];
– BadHorsie
Feb 25 '14 at 16:57
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Pass arguments to Constructor in VBA
...Implement a public initiation subroutine in each of your custom classes. I call it InitiateProperties throughout all my classes. This method has to accept the arguments you would like to send to the constructor.
2.- Create a module called factory, and create a public function with the word "Create"...